1 // SPDX-License-Identifier: GPL-2.0 2 /* 3 * Texas Instruments PCM186x Universal Audio ADC - SPI 4 * 5 * Copyright (C) 2015-2017 Texas Instruments Incorporated - https://www.ti.com 6 * Andreas Dannenberg <dannenberg@ti.com> 7 * Andrew F. Davis <afd@ti.com> 8 */ 9 10 #include <linux/init.h> 11 #include <linux/module.h> 12 #include <linux/spi/spi.h> 13 14 #include "pcm186x.h" 15 16 static const struct of_device_id pcm186x_of_match[] = { 17 { .compatible = "ti,pcm1862", .data = (void *)PCM1862 }, 18 { .compatible = "ti,pcm1863", .data = (void *)PCM1863 }, 19 { .compatible = "ti,pcm1864", .data = (void *)PCM1864 }, 20 { .compatible = "ti,pcm1865", .data = (void *)PCM1865 }, 21 { } 22 }; 23 MODULE_DEVICE_TABLE(of, pcm186x_of_match); 24 25 static int pcm186x_spi_probe(struct spi_device *spi) 26 { 27 const enum pcm186x_type type = 28 (enum pcm186x_type)spi_get_device_id(spi)->driver_data; 29 int irq = spi->irq; 30 struct regmap *regmap; 31 32 regmap = devm_regmap_init_spi(spi, &pcm186x_regmap); 33 if (IS_ERR(regmap)) 34 return PTR_ERR(regmap); 35 36 return pcm186x_probe(&spi->dev, type, irq, regmap); 37 } 38 39 static const struct spi_device_id pcm186x_spi_id[] = { 40 { "pcm1862", PCM1862 }, 41 { "pcm1863", PCM1863 }, 42 { "pcm1864", PCM1864 }, 43 { "pcm1865", PCM1865 }, 44 { } 45 }; 46 MODULE_DEVICE_TABLE(spi, pcm186x_spi_id); 47 48 static struct spi_driver pcm186x_spi_driver = { 49 .probe = pcm186x_spi_probe, 50 .id_table = pcm186x_spi_id, 51 .driver = { 52 .name = "pcm186x", 53 .of_match_table = pcm186x_of_match, 54 }, 55 }; 56 module_spi_driver(pcm186x_spi_driver); 57 58 MODULE_AUTHOR("Andreas Dannenberg <dannenberg@ti.com>"); 59 MODULE_AUTHOR("Andrew F. Davis <afd@ti.com>"); 60 MODULE_DESCRIPTION("PCM186x Universal Audio ADC SPI Interface Driver"); 61 MODULE_LICENSE("GPL v2"); 62